The correct answer is Option 1 i.e. Track Ball

• Track Ball is an input device.
• A trackball is a computer cursor control device used in many notebooks and laptop computers

Plotter -

• A plotter is a device that prints high-quality graphics in a variety of color formats.
• It works in a similar way to a printer, although it has more advanced features

Sound Card - 

• Sound cards are computer output devices that are inserted into the computer.
• A sound card, either external or internal, is required to produce sound on any computer (built-in).

GPS -

• The Global Positioning System (GPS) is a radio-based satellite navigation system that uses radio signals to pinpoint a specific position.
• The sender sends a radio signal to satellites, which collect data such as time, location, speed, and other variables and deliver it to the reception computer for analysis.
• Because this processed data can be evaluated to obtain information, it is considered an output device

Video Card -

• An extension card via which a computer can transfer graphical data to a video display device like a TV, projector, or monitor.
• It processes photos and video, as well as other functions that the CPU generally does.
• As they have a good processing capability and video RAM, Gamers utilize video cards

The correct answer is Option 1 i.e. Alt + H + A + C

Alt + H + A + C - To center align cell contents

Alt + H + B - To add a border

Ctrl + Shift + _ - To remove outline border

Ctrl + Shift + Up Arrow - To select all the cells above the selected cell

The correct answer is Option 3 i.e. HTTPS

• HTTPS is a secured website
• HTTPS stands for Hypertext Transfer Protocol Secure
• It is an extension of Hypertext Transfer Protocol (HTTP)
• It is used for secure communication over a computer network
• SMTP is Simple Mail Transfer Protocol
• IMAP is the Internet Message Transfer Protocol
• FTP stands for File Transfer Protocol

The correct answer is Option 3 i.e. support@abc.com

• An email address must consist an email domain.
• An email domain is the part of an email address that comes after the @ symbol. For personal emails, it is most often gmail.com, outlook.com, or yahoo.com.
• However, in a business context, companies are almost certain to have their own email domain.
• For example, in an email like support@hranker.com, “hranker.com” is the email domain. Email domains allow you to set up an email address with @company name using your own business/brand name

The correct answer is Option 4 i.e. Blu-ray

Blu-ray is an optical disc

Zip Diskette -

• Zip diskette was developed by Lomega Company, and it was an advanced technology to the traditional floppy disk, and it was used as a secondary storage device.
• A zip drive is used to operate the Zip disk

SuperDisk -

• SuperDisk is introduced by Imation organization that is supported with enlarged high density
• uperDisk drive was getting more popularity along with OEM computers, like as  Compact and Packard Bell PCs

MRAM -

• MRAM stands for “Magnetoresistive Random Access Memory”.
• In this technology, magnetic states are used for storing data beyond electrical charges

Magnetic Drum -

• The magnetic drum was developed by Gustav Tauschek in 1932 in Austria
• It contains the metal cylinder which is coated with magnetic iron-oxide material on which all data (files or folders) can be saved

The correct answer is Option 4 i.e. Animated Meme.

• GIF stands for Graphics Interchange Format.
• GIF is a raster file format designed for relatively basic images that appear mainly on the internet.
• Each file can support up to 8 bits per pixel and can contain 256 indexed colors.
• GIF files also allow images or frames to be combined, creating basic animations.
• Because they can only display a limited number of colors, GIF files aren’t built to contain high-quality photographs. 
• Instead, GIFs are better suited to graphics and logos featuring sharp lines and edges — and relatively few colors
• GIF files create a flipbook effect by containing a number of related images, giving the impression of a video — but they don’t feature any sound and tend to have a low resolution.
• GIFs are also a popular way to post online memes, humorous clips spread by social media users.

The correct answer is Option 4 i.e. Serial.

• A Universal Serial Bus (USB) is a common interface that enables communication between devices and a host controller such as a personal computer (PC) or smartphone.
• It connects peripheral devices such as digital cameras, mice, keyboards, printers, scanners, media devices, external hard drives, and flash drives.
• Because of its wide variety of uses, including support for electrical power, the USB has replaced a wide range of interfaces like the parallel and serial port
• There are several types of USB connectors. In the past the majority of USB cables were one of two types, type A and type B.
• Today, newer connectors have replaced old ones, such as the Mini-USB (or Mini-B), which has been abandoned in favor of the Micro-USB and USB-C cables.

The correct answer is Option 3 i.e. Opens the Start menu.

Ctrl+Esc is a keyboard shortcut that opens the Start menu in Microsoft Windows.

Some other Microsoft Windows Shortcuts

• Maximize Window: F11 or Windows logo key + Up arrow 

• Open Task View: Windows logo key + Tab

• Display and hide the desktop: Windows logo key + D

• Switch between open apps: Alt + Tab

• Open the Quick Link menu: Windows logo key  + X

• Lock your PC: Windows logo key + L

The correct answer is Option 4 i.e. Program

Program -

• A program is a set of instructions that a computer can run.
• Programs are clear, ordered, and in a language that computers can follow

Instruction -

Instructions, as the name suggests, are simply a set of instructions, documentation, or steps which is a single operation of the processor and are needed to be executed by the processor

The correct answer is Option 1 i.e. Douglas Engelbart,1970

• Douglas Engelbart invented and developed the computer mouse, with the assistance of Bill English, during the 1960s and was patented on November 17, 1970